Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
VLD, DC, RECONF, ICD, IPSJ-SLDM [detail] |
2023-11-16 16:20 |
Kumamoto |
Civic Auditorium Sears Home Yume Hall (Primary: On-site, Secondary: Online) |
A multi bit PWM-DAC with calibration for quantum computing Shunsuke Akahosh, Nobukazu Takai (KIT) VLD2023-56 ICD2023-64 DC2023-63 RECONF2023-59 |
We propose a structure and control method of a multi-bit PWMDAC for controlling qubits operating in a dilution refrigera... [more] |
VLD2023-56 ICD2023-64 DC2023-63 RECONF2023-59 pp.136-139 |
WPT |
2023-11-10 10:35 |
Tokyo |
Hachijomachi-Shokokai (Primary: On-site, Secondary: Online) |
Coil Current Waveform Analysis for Various Drive Voltage Waveforms in Wireless Power Transfer
-- Characteristics of Various Circuit Configurations Combined with Resonance Forms and Comparison of Harmonic Components -- Hideaki Abe WPT2023-23 |
In magnetically coupled wireless power transfer uses nearby magnetic fields, it is necessary to pay attention to harmoni... [more] |
WPT2023-23 pp.1-6 |
MW, EMCJ, EST, IEE-EMC [detail] |
2023-10-20 09:40 |
Yamagata |
Yamagata University (Primary: On-site, Secondary: Online) |
Evaluation of DPD Compensation and Modulation Bandwidth Dependence of GaN Doherty Amplifier Using 5G NR TDD Signals Ayano Yano, Takana Kaho (Shonan Inst. Tech.), Shuichi Sakata, Yuji Komatsuzaki, Koji Yamanaka (Mitsubishi Electric) EMCJ2023-58 MW2023-112 EST2023-85 |
We are researching broadband GaN amplifiers for base stations covering 4G/5G frequencies. We built a measurement system ... [more] |
EMCJ2023-58 MW2023-112 EST2023-85 pp.119-124 |
MW, EMCJ, EST, IEE-EMC [detail] |
2023-10-20 10:00 |
Yamagata |
Yamagata University (Primary: On-site, Secondary: Online) |
Study on Efficiency Improvement of Dual-Input GaN Amplifier as Outphasing Amplifier Shinro Yatsuda, Rikito Matsuo, Takana Kaho (Shonan Inst.Tech.), Shuichi Sakata, Yuji Komatsuzaki, Koji Yamanaka (Mitsubishi Electric) EMCJ2023-59 MW2023-113 EST2023-86 |
We are developing a base station amplifier that covers a wide frequency range of 4G/5G by switching the Doherty and outp... [more] |
EMCJ2023-59 MW2023-113 EST2023-86 pp.125-130 |
SP, IPSJ-MUS, IPSJ-SLP [detail] |
2023-06-24 13:50 |
Tokyo |
(Primary: On-site, Secondary: Online) |
Environmental Sound Separation Considering Separation Distortion and Remixing Error Kanta Shimonishi, Takahiro Fukumori, Yoichi Yamashita (Ritsumeikan Univ.) SP2023-24 |
This report aims to improve the performance of environmental sound separation by considering not only the separated soun... [more] |
SP2023-24 pp.119-124 |
RCS |
2023-06-15 10:00 |
Hokkaido |
Hokkaido University, and online (Primary: On-site, Secondary: Online) |
A Study on Joint Peak Cancellation and In-band Distortion Compensation for Precoded Massive MIMO-OFDM with Uniform Planar Array, Part-II Mirena Omoto, Riku Nojima, Osamu Muta (Kyushu Univ.), Kazuki Maruta (Tokyo Univ. of Science) RCS2023-50 |
The authors have proposed an in-band distortion compensation (IDC) scheme for peak cancellation (PC) based peak-to-avera... [more] |
RCS2023-50 pp.129-134 |
RCS |
2023-06-15 16:25 |
Hokkaido |
Hokkaido University, and online (Primary: On-site, Secondary: Online) |
Neural Network-Based Digital Pre-Distortion Using Same Coefficients for Compensating Frequency Band Dependent Nonlinearities of a Power Amplifier Ao Yamashita, Hiroto Sakaki, Hideyuki Nakamizo (Mitsubishi Electric Corporation) RCS2023-61 |
In this paper, we propose a neural network (NN) based digital pre-distortion (DPD) using same coefficients for compensat... [more] |
RCS2023-61 pp.194-199 |
EE |
2023-01-19 17:05 |
Fukuoka |
Kyushu Institute of Technology (Primary: On-site, Secondary: Online) |
Load-independent constant-current output series-resonant inverter Yutaro Komiyama, Wenqi Zhu (Chiba Univ.), Xiuqin Wei (Chiba Tech.), Kien Nguyen, Hiroo Sekiya (Chiba Univ.) EE2022-42 |
In this paper, we propose a load-independent (LI) constant-current (CC) output series-resonant inverter. The pro- posed ... [more] |
EE2022-42 pp.89-94 |
RCS, NS (Joint) |
2022-12-15 15:45 |
Aichi |
Nagoya Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
A Study on Precoding Criterion for In-band Distortion Compensation in Massive MIMO-OFDM with Peak Cancellation Tomofumi Makita, Riku Nojima, Osamu Muta (Kyushu Univ.), Kazuki Maruta (Tokyo Univ. of Science) RCS2022-195 |
Recently, an enhanced peak cancellation (PC) scheme with an in-band distortion compensation (IDC) for peak– to-average p... [more] |
RCS2022-195 pp.51-56 |
NS, SR, RCS, SeMI, RCC (Joint) |
2022-07-14 14:50 |
Ishikawa |
The Kanazawa Theatre + Online (Primary: On-site, Secondary: Online) |
A Study on Joint Peak Cancellation and In-band Distortion Compensation for Precoded Massive MIMO-OFDM with Uniform Planar Array Riku Nojima, Osamu Muta, Tomofumi Makita (Kyushu Univ.), Kazuki Maruta (Tokyo Univ. of Science) RCS2022-88 |
This paper proposes an in-band distortion redKM{compensation} (IDC) scheme for peak cancellation (PC) based peak-to-aver... [more] |
RCS2022-88 pp.101-106 |
AP (2nd) |
2022-06-10 14:50 |
Hokkaido |
Nemuro General Cultural Center (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Specificity Analysis for Down Link SINR Degradation Component using Sub6GHz Band Massive Element Active Antenna System with Digital Predistortion (DPD) for 5
-- Characteristics of the Ratio of Power Composite Component and Vector Composite Component that make up the Deterioration Component of Down Link SINR and Features of Down Link SINR Improvement by Increasing the Number of Transmitters -- Takuji Mochizuki (NEC) |
By determining the transition of the ratio of the "N" component (Random noise component : Power synthesized component) a... [more] |
|
NS, IN (Joint) |
2022-03-11 13:40 |
Online |
Online |
The Research Challenges in Realizing Software-Defined High Frequency Wireless Communications for Beyond5G Junting Deng, Ping Du, Akihiro Nakao (UTokyo) NS2021-155 |
Millimeter-Wave communication has provided several gigabits per second data rate for applications in the context of 5G. ... [more] |
NS2021-155 pp.193-198 |
CAS, CS |
2022-03-04 11:25 |
Online |
Online |
Analysis of Relationship between Communications Forbidden Time Generation Mechanism and THD, odd order and even order THD in Power Line Communications (PLC) system Junya Aoki (Toyo Univ.), Kenji Kita (Daido Univ.), Hiroyasu Ishikawa (Nihon Univ.), Hideyuki Shinonaga (Toyo Univ.) CAS2021-91 CS2021-93 |
The authors have indicated that communications forbidden time not detecting packets occurs when a specific electrical eq... [more] |
CAS2021-91 CS2021-93 pp.93-98 |
RCS, SR, SRW (Joint) |
2022-03-04 16:25 |
Online |
Online |
Behavioral Modeling of RF Power Amplifiers using Binary Neural Network Taishi Watanabe, Takeo Ohseki, Kosuke Yamazaki (KDDI Research) RCS2021-293 |
With the increase in bandwidth in mobile communication systems, the effect of performance degradation due to nonlinear d... [more] |
RCS2021-293 pp.207-211 |
ED, MW |
2022-01-27 13:40 |
Online |
Online |
Effects of Load Impedances at Third Order Intermodulation Tones Eigo Kuwata, Yutaro Yamaguchi, Masaomi Tsuru (Mitsubishi Electric), Johannes Benedikt (Cardiff University) ED2021-63 MW2021-105 |
This paper reports on new multitone active loadpull measurements at the specific frequencies of third order intermodulat... [more] |
ED2021-63 MW2021-105 pp.7-11 |
RCS, SIP, IT |
2022-01-20 11:45 |
Online |
Online |
A Study on Effectiveness Evaluation of FTN Signaling in the Presence of Nonlinear Distortion under Multipath Fading Channels Atsuya Nakamura, Yuta Kumagai, Shuhei Saito, Hirofumi Suganuma (Waseda Univ.), Keita Kuriyama, Yu Ono, Hayato Fukuzono, Masafumi Yoshioka (NTT), Fumiaki Maehara (Waseda Univ.) IT2021-33 SIP2021-41 RCS2021-201 |
This report investigates the throughput performance of faster-than-Nyquist (FTN) signaling in the presence of nonlinear ... [more] |
IT2021-33 SIP2021-41 RCS2021-201 pp.30-33 |
OFT, OCS, IEE-CMN, ITE-BCT [detail] |
2021-11-19 11:15 |
Online |
Online |
[Invited Talk]
Recent progress of coherent free-space optical communications Chao Zhang (Shimane Univ.), Kota Uyama, Zheyuan Zhang, Sze Yun Set, Shinji Yamashita (Univ. of Tokyo) OFT2021-54 |
Free-space optical communication is preferred for its advantages over radio frequency wireless communication, such as no... [more] |
OFT2021-54 pp.17-22 |
EMM, EA, ASJ-H |
2021-11-16 09:00 |
Online |
Online |
[Poster Presentation]
Improvement of SNR in Nonlinear Distortion Correction for Sinusoidal Signals Using LSTM Kento Ikeda, Takahiro Yoshida (Tokyo Univ. of Science) EA2021-50 EMM2021-77 |
In recent years, neural networks have been applied to time-series acoustic signal processing, but nevertheless acoustic ... [more] |
EA2021-50 EMM2021-77 pp.134-138 |
MIKA (3rd) |
2021-10-29 10:30 |
Okinawa |
(Primary: On-site, Secondary: Online) |
[Poster Presentation]
Adaptive In-band Distortion Compensation for Massive MIMO-OFDM Systems with Deep Peak Cancellation HIroki Hase, Osamu Muta (Kyushu Univ.) |
In massive multi-input multi-output (mMIMO) orthogonal frequency division multiplexing (OFDM) systems, the reduction of ... [more] |
|
SAT |
2021-10-08 15:45 |
Online |
Online |
Study on digital pre-distortion with I/O interfaces for analogue baseband signal over satellite channel Masaaki Kojima, Yuki Koizumi, Masashi Kamei (NHK) SAT2021-52 |
Non-linear distortion caused by the satellite transponder negatively impacts multilevel modulation schemes. We studied d... [more] |
SAT2021-52 pp.47-50 |